Continuing to work as a nurse even after marriage, Eriko Hata finds herself reunited with her husband's boss, Sakagami, when he is admitted to her hospital. Their first conversation since the wedding is warm and pleasant, gradually deepening their emotional connection. However, Sakagami becomes intensely fixated on Eriko, especially her lower body, his gaze lingering as his desires begin to stir. What starts as simple attraction soon escalates into an obsessive longing, pushing him toward crossing the line into a far more invasive and possessive relationship.